C program to print the following pattern: 1 2 4 1 3 5 2 4 6 8 1 3 5 7 9

C program to print the following pattern:

1

2 4

1 3 5

2 4 6 8

1 3 5 7 9

Solution:

#include <stdio.h> #include <stdlib.h> int main(void) { int n,i,j,x,k; scanf("%d",&n); x=1; for(i=1;i<=n;i++) { k=x; for(j=1;j<=i;j++) { printf("%d",k); k+=2; } if(x==1) x=2; else x=1; printf("\n"); } return 0; }